Pictures of the day: 10 September 2013

Marco Redaelli perfectly captures the European Greenfinch birds in the wild as they swoop together to take the seeds from each other's beaks.
Marco spent three months visiting woodland in Trezzo, Milan, Italy, between January and March of this year, familiarising himself with the birds and trying the pinpoint the optimum moment to catch the birds in the act.Picture: GUZELIAN